(0 19 7)(1 12 3)(2 17 4)(5 11 9)(6 18 8)(10 16 14)(13 20 15)
ALLOWS (11/8)-SEQUENCE
1: (7 10 19)

(0 19 16 14 10)(1 12 3)(2 17 4)(5 11 9)(6 18 8)(7)(13 20 15)
2: (6 18 8)

(0 19 16 14 10)(1 12 3)(2 17 4)(5 11 9)(6)(7)(8)(13 20 15)(18)
3: (5 11 9)

(0 19 16 14 10)(1 12 3)(2 17 4)(5)(6)(7)(8)(9)(11)(13 20 15)(18)
4: (0 14 10)

(0)(1 12 3)(2 17 4)(5)(6)(7)(8)(9)(10)(11)(13 20 15)(14 19 16)(18)